Tiny Wonders Lab•Science Activity Card•Earth
Why Does Iron Rust?
Ref: TWL-WHY-DOES-IRON-RUST
Grade Level: 3-8
The Big Idea
Uncover the slow, silent chemical fire that eats away at bridges and cars. Learn how iron reacts with oxygen and water to create brittle rust, a process that even turns the surface of Mars red.
Key Vocabulary & Concepts
#Chemistry#Metals#Decay

Hands-On Observation Checklist
1. Predict & Form HypothesisWhat do you think causes why does iron rust??
2. Explore Digital LabInteract with the simulation and note patterns.
3. Record Key FindingsWrite down 2 new facts discovered during the lab.
4. Explain to a PartnerShare your conclusions with a classmate or parent.
Teacher & Parent Discussion Starters
- Why is understanding why does iron rust? important in everyday real life?
- What variable or factor had the biggest impact when testing the simulation?
- How does this concept connect to another science topic you have learned about?
Tiny Wonders Lab — Interactive Science & Physics Exploration
www.tinywonderslab.com/wonders/why-does-iron-rust
